I Chronicles 5:1
World English Bible (WEB)
"The sons of Reuben the firstborn of Israel (for he was the firstborn; but, because he defiled his father's couch, his birthright was given to the sons of Joseph the son of Israel; and the genealogy is not to be reckoned after the birthright."
About I Chronicles
Genealogies and David's reign from a priestly perspective.
Old Testament • Book #13